Patent · US Expired

Apparatus for making a coffee beverage

US4306492A · kind A · utility

41Cited by
3References
4Claims
0Family size

Inventor

Key dates

Filing dateJul 25, 1979
Grant dateDec 22, 1981
Priority date
Expiry dateJul 25, 1999

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47J31/20
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

Apparatus for enclosing a filter bag, filled with a portion of coffee provided with a cup, a bellows member formed beneath the cup and separated by a perforated wall, the coffee portion being inserted within the bellows.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.